OBD-II code · Powertrain (generic)
P0D6B A/C Compressor Motor Voltage Sensor A Circuit Low
The ECM detects a low fault on the a/c compressor motor voltage sensor a circuit. Reading cannot be used reliably for control.
Is it safe to drive with P0D6B?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelySignal wire shorted to ground
- PossibleInternal sensor short
- Less likelyConnector pins corroded - high contact resistance
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Best left to a mechanic
- Typical labour
- 1–4 h
- Emissions test
- Usually unaffected
- Parts involved
- AC Compressor Motor Voltage Sensor A, Wiring Harness, AC Compressor Module
Related codes
- P0EACA/C Compressor Motor Voltage Sensor B Circuit Low
- P0D68A/C Compressor Motor Voltage Sensor A Circuit
- P0D69A/C Compressor Motor Voltage Sensor A Performance
- P0D6AA/C Compressor Motor Voltage Sensor A Circuit High
- P0D6CA/C Compressor Motor Voltage Sensor A Circuit Intermittent/Erratic
- P0D6DA/C Compressor Motor Voltage A Low
- P0D6EA/C Compressor Motor Voltage A High
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.